Can you think of any three-dimensional shape that comprises of exactly two surfaces?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

What is next number in the pattern below:

131 517 192 123 ?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

Find the Goldfish below the given Image.

If it took eight men ten hours to build a wall, how long would it take four men to build it?

A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?

I can be cracked, made, told, and played. What am I?

Find the 8 in the below-given Image.

If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?